use helper to detect import paths

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

micro.go

@@ -14,28 +14,16 @@ func (g *Generator) microGenerate(component string, plugin *protogen.Plugin) err
 		}
 
 		gname := file.GeneratedFilenamePrefix + "_" + component + ".pb.go"
-		gfile := plugin.NewGeneratedFile(gname, ".")
+		gfile := plugin.NewGeneratedFile(gname, file.GoImportPath)
 
 		gfile.P("// Code generated by protoc-gen-micro")
 		gfile.P("// source: ", *file.Proto.Name)
 		gfile.P("package ", file.GoPackageName)
-
-		gfile.P()
-		gfile.P("import (")
-		gfile.P(`"context"`)
-		gfile.P()
-		gfile.P(`micro_api "github.com/unistack-org/micro/v3/api"`)
-		gfile.P(`micro_client "github.com/unistack-org/micro/v3/client"`)
-		gfile.P(")")
 		gfile.P()
 
-		gfile.P("// Reference imports to suppress errors if they are not otherwise used.")
-		gfile.P("var (")
-		gfile.P("_ ", "micro_api.Endpoint")
-		gfile.P("_ ", "context.Context")
-		gfile.P(" _ ", "micro_client.Option")
-		gfile.P(")")
-		gfile.P()
+		gfile.Import(contextPackage)
+		gfile.Import(microApiPackage)
+		gfile.Import(microClientPackage)
 
 		// generate services
 		for _, service := range file.Services {